<?php
/************************************************************************
 * This file is part of EspoCRM.
 *
 * EspoCRM – Open Source CRM application.
 * Copyright (C) 2014-2025 EspoCRM, Inc.
 * Website: https://www.espocrm.com
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <https://www.gnu.org/licenses/>.
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU Affero General Public License version 3.
 *
 * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
 * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
 ************************************************************************/

namespace Espo\Tools\AppSecret;

use Espo\Core\Utils\Crypt;
use Espo\Entities\AppSecret;
use Espo\ORM\EntityManager;
use Espo\ORM\Query\Part\Condition;
use Espo\ORM\Query\Part\Expression;

/**
 * @since 9.0.0
 * @noinspection PhpUnused
 */
class SecretProvider
{
    public function __construct(
        private Crypt $crypt,
        private EntityManager $entityManager,
    ) {}

    /**
     * Get an app secret value.
     *
     * @param string $name A secret name.
     */
    public function get(string $name): ?string
    {
        $secret = $this->entityManager
            ->getRDBRepositoryByClass(AppSecret::class)
            ->where(
                Condition::equal(
                    Expression::binary(Expression::column('name')),
                    $name
                )
            )
            ->findOne();

        if (!$secret) {
            return null;
        }

        return $this->crypt->decrypt($secret->getValue());
    }
}
